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I want to build a plywood box beam for a 44 ft span. The
I want to build a plywood box beam for a 44 ft span. The beams will be on 12 ft centers so they would support a floor area of 528 square feet. Using a design load of 40 pounds per square foot this is … read more
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StructuralEng
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I am looking to remove a lolly column in basement, The house
The house is a two story Dutch colonial 24 feet wide. … read more
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StructuralEng
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I have a 10 foot interior supporting wall. Single story
I have a 10 foot long interior supporting wall. Single story house. The ceiling joist span from the front, outside wall to this interior supporting wall. The room is essentially 10 foot by 10 foot....… read more
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StructuralEng
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I am replacing a poorly engineered 20' beam in a 45-year-old
I am replacing a poorly engineered 20' beam in a 45-year-old house. There was previoulsy a load-bearing wall separating two 12'x20' rooms on the main floor. There are bedrooms above that and an attic … read more
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StructuralEng
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We have a 20'X32' wood frame cottage (with crawlspace) that
We have a 20'X32' wood frame cottage (with crawlspace) that was constructed with 2x8 floor joists 16"OC. There is a support beam down the center using 2x10 sistered together. The problem is instead of… read more
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I would like to move a lally column to increase space room
I would like to move a lally column to increase space for a room in my basement. I'm told by contractors if I reinforce my main carrying beam over the increased span with 2 LVL beams bolted and glued … read more
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I installed a beam I made up on the job site using 8inch
I installed a beam I made up on the job site using 8inch rips of 1inch plywood sandwiched between a rip of 11/4 plywood either side capped top and bottom by a full length 2x4 .the plywood was glued wi… read more
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I am remodeling a basement in a two story garison colonial
I am remodeling a basement in a two story garison colonial home. The foundation size is 26 x 30 feet (outside dimensions). The current center beam is comprised of 3 2x10 built up. I want to remove two… read more
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I have a girder beam. Span is 20ft. It is 4 stacked 2 x 10s
I have a girder beam. Span is 20ft. It is 4 stacked 2 x 10s on four columns. The center 2 lolly columns are 7'6" in from end columns 6" centerline in from end of beam. Thus about 4'6" centerline to ce… read more
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Looking to remove a lolly column in my basement. Steel I
Customer: Hi. ***** *****. Looking to remove a lolly column in my basement. Steel I beam runs from the foundation, over said lolly to a second lolly. Its a lightweight beam 12 inch. The total span is … read more
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I have an existing wooden beam that consists of 3- 1 1/2" x
I have an existing wooden beam that consists of 3- 1 1/2" x 9" x14' nailed together , however two are spliced! Only see glue on one board not the other. The beam deflected about 1 1/8". Some termite d… read more
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It involves replaces a bearing wall with a new beam ,
Customer: Hi, it involves replaces a bearing wall with a new beam … read more
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StructuralEng
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I had a second floor put on my house 15 years ago. I noticed
I had a second floor put on my house 15 years ago. I noticed signs of stress on the main beam in the basement. It's a built up beam of three 2 x 8s. A structural engineer suggested bolting a 7.25 x 1.… read more
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Building a floor above my shop. The shop is 20 x 30 feet
Building a floor above my shop . The shop is 20 x 30 feet plan to use a ledger board and hoist hangers on each end with four I beams to support the floor joists with the first and fourth I beam four f… read more
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I need to size a beam that can span 20 feet. It will be
I need to size a beam that can span 20 feet. It will be carrying the load of a lanai roof.… read more
walkereng
walkereng
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In my basement there is an existing triple 2x10 header with
In my basement there is an existing triple 2x10 header with lolly columns spaced about 6 feet apart. I wanted to remove two of the lolly columns at one end to create an open space with a 20 foot span.… read more
walkereng
walkereng
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I want to use an L Channel to remove a lolly column. I want
I want to use an L Channel to remove a lolly column. I want to place it under the existing beam. One side of the be has joist hung the other is parallel to another rooms joists. I would rather cup the… read more
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StructuralEng
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I am in California. Four years ago I remodeled my home. I
I am in California. Four years ago I remodeled my home. I converted a two car garage into living space. To replace one parking space that was required by local building codes, I added single carport t… read more
StructuralEng
StructuralEng
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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